The data has all been recovered: There's a full implementation of the Domesday Book project on a large touch-surface table at the National Museum of Computing ( http://www.tnmoc.org/ ) at Bletchley Park, as well as a couple of the original readers.

Here's an article about the new hardware: http://www.tnmoc.org/news/news-releases/bbc-domesday-touchta...

I saw it in action on a work trip to TNMOC earlier this year: it's quite nifty.